Gear pump chassis with embedded heating pipe

Abstract

The utility model relates to the technical field of gear pumps, and discloses a gear pump chassis embedded with a heating pipe, which comprises a gear pump chassis, an outer cover and an encircling type double-electric-heating-pipe assembly, the double-electric-heating-pipe assembly consists of a circular electric heating pipe and a double-ring butterfly-shaped electric heating pipe, the circular electric heating pipe is arranged on the periphery of the double-ring butterfly-shaped electric heating pipe in an encircling manner, and the outer cover is arranged on the outer side of the double-ring butterfly-shaped electric heating pipe. A power supply connector of the circular electric heating tube extends inwards to be arranged in a straight line with a power supply connector of the double-ring butterfly-shaped electric heating tube; due to the design of the embedded double-electric-heating-tube assembly, the heating speed of the gear pump base plate is high, meanwhile, heat transfer is even, the temperature of raw materials can be rapidly increased, and the problem that the liquidity of high-viscosity liquid and solid raw materials is insufficient is effectively solved; and the embedded double-electric-heating-tube assembly and the gear pump chassis are integrally designed, so that when the gear pump runs, vibration can be effectively resisted, the electric heating tube assemblies are prevented from being separated or displaced, and the stability and the heating quality of equipment are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to gear pump technical field especially relates to the gear pump chassis of embedded heating pipe. BACKGROUND

[0002] Gear pump is a kind of commonly used conveying equipment, is widely used in chemical industry, food, pharmaceutical industry etc., is used to convey high viscosity, semi-solid or have certain temperature demand liquid raw materials. However, in the conveying process, the flowability of high viscosity liquid or solid raw material is poor, especially in low temperature environment, raw material is easy to solidify or adhere, influence the normal operation of pump.

[0003] In order to improve the flowability of fluid, the conventional method is often equipped with heating device outside the gear pump pipeline, or the whole equipment is kept warm by external heating system. But these schemes have the problems of low heating efficiency, uneven heat transfer, equipment complication, etc., and it is difficult to meet the requirements of efficient and stable conveying. Therefore, a kind of gear pump chassis design capable of rapid heating, compact structure and uniform heat transfer is needed to improve the conveying efficiency and product quality. UTILITY MODEL CONTENTS

[0004] The utility model discloses a gear pump chassis of embedded heating pipe to solve the shortcomings in the prior art.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] Gear pump chassis of embedded heating pipe, including gear pump chassis, outer cover and embracing double electric heating pipe assembly, the double electric heating pipe assembly is composed of circular electric heating pipe and double-ring butterfly electric heating pipe, the circular electric heating pipe is arranged around the periphery of double-ring butterfly electric heating pipe, and the power connector of circular electric heating pipe extends inward to be arranged in a straight line with the power connector of double-ring butterfly electric heating pipe;The gear pump chassis is cylindrical groove, the double electric heating pipe assembly is embedded in the bottom of gear pump chassis, and is formed by integral structure by forming processing, to ensure that the double electric heating pipe assembly and gear pump chassis structure are firm and inseparable, the upper of double electric heating pipe assembly is provided with gear pump mounting table, a plurality of gear pump mounting holes are formed in the gear pump mounting table, a connector groove is formed in one end of the gear pump mounting table, and the power connector of circular electric heating pipe and double-ring butterfly electric heating pipe is located in the connector groove;The outer cover is located above the gear pump chassis, and the outer diameter of the outer cover is matched with the inner diameter of the top opening of the gear pump chassis, gear pump placing hole is formed in the middle position of the outer cover, and electric heating pipe power connection hole is formed in the outer cover, the opening position of electric heating pipe power connection hole corresponds with the position of connector groove.

[0007] As a further scheme of the utility model: the opening position of the gear pump placing hole corresponds with the position of the gear pump mounted on the gear pump mounting table.

[0008] As a further scheme of the utility model: the gear pump chassis is metal material.

[0009] As a further scheme of the utility model: the gear pump chassis's groove bottom is equipped with liquid outlet hole.

[0010] As a further scheme of the utility model: the gear pump chassis's column body periphery lower portion is equipped with sealing ring groove, and the sealing ring groove is located double electric heating pipe assembly's upper portion.

[0011] As a further scheme of the utility model: the gear pump chassis's column body inner wall is equipped with connecting screw hole.

[0012] The utility model discloses the beneficial effects are:

[0013] 1, fast and efficient heating: the design of built-in double electric heating pipe assembly makes the heating speed of gear pump chassis fast, and heat is evenly distributed, can quickly improve raw material temperature, effectively solve the problem of insufficient flowability of high viscosity liquid and solid raw material.

[0014] 2, stable and reliable structure: the built-in double electric heating pipe assembly and gear pump chassis are integrally designed, can effectively resist vibration when the gear pump is running, prevent electric heating pipe assembly from separating or displacement, ensure the stability and heating quality of equipment.

[0015] 3, improve the glue quality: the design of chassis makes the bottom surface of gear pump and the colloid in raw material barrel fully contact, guarantees heating uniformity, thereby improves the flowability and conveying stability of colloid, improves the glue quality and consistency.

[0016] 4, compact structure, convenient to install: the gear pump chassis adopts pre-embedded heating assembly, simplifies the overall structure of equipment, reduces the dependence of external heating device, is equipped with reasonable mounting hole and power connector position simultaneously, is convenient for quick installation and maintenance. DRAWINGS

[0017] Fig. 1 It is the overall structure schematic diagram of the gear pump chassis of built-in heating pipe that the utility model proposes;

[0018] Fig. 2 It is the structure schematic diagram of circular electric heating pipe and double-ring butterfly electric heating pipe in the gear pump chassis of built-in heating pipe that the utility model proposes;

[0019] Fig. 3 It is the structure schematic diagram of outer cover in the gear pump chassis of built-in heating pipe that the utility model proposes.

[0020] In the figure: 1-double electric heating pipe assembly, 2-gear pump chassis, 3-outer cover, 4-round electric heating pipe, 5-double ring butterfly-shaped electric heating pipe, 6-sealing ring groove, 7-gear pump mounting table, 8-gear pump mounting hole, 9-joint recess, 10-connection screw hole, 11-gear pump placing hole, 12-electric heating pipe power connection hole. DETAILED DESCRIPTION

[0021] The technical scheme of the patent will be further described in detail below in combination with specific embodiments.

[0022] The embodiments of the patent are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the patent, and cannot be understood as a limitation on the patent.

[0023] Referring to Figs. 1-3 , the gear pump chassis with embedded heating pipe comprises a gear pump chassis 2, an outer cover 3 and a double electric heating pipe assembly 1, the double electric heating pipe assembly 1 is composed of a round electric heating pipe 4 and a double ring butterfly-shaped electric heating pipe 5, the round electric heating pipe 4 is arranged around the periphery of the double ring butterfly-shaped electric heating pipe 5, and the power connector of the round electric heating pipe 4 extends inwardly to be arranged in a straight line with the power connector of the double ring butterfly-shaped electric heating pipe 5; the gear pump chassis 2 is in a cylindrical groove shape, the double electric heating pipe assembly 1 is pre-embedded in the bottom of the gear pump chassis 2 and is integrally formed by forming processing, so as to ensure that the double electric heating pipe assembly 1 and the gear pump chassis 2 are firm and inseparable, a gear pump mounting table 7 is arranged above the double electric heating pipe assembly 1, a plurality of gear pump mounting holes 8 are formed in the gear pump mounting table 7, a joint recess 9 is formed at one end of the gear pump mounting table 7, and the power connectors of the round electric heating pipe 4 and the double ring butterfly-shaped electric heating pipe 5 are located in the joint recess 9; the outer cover 3 is located above the gear pump chassis 2, the outer diameter of the outer cover 3 is matched with the inner diameter of the top opening of the gear pump chassis 2, a gear pump placing hole 11 is formed at the middle position of the outer cover 3, and an electric heating pipe power connection hole 12 is formed in the outer cover 3, the opening position of the electric heating pipe power connection hole 12 corresponds to the position of the joint recess 9.

[0024] As a preferred embodiment of the utility model, the opening position of the gear pump placing hole 11 corresponds to the position of the gear pump mounted on the gear pump mounting table 7.

[0025] As a preferred embodiment of the utility model, the gear pump chassis 2 is made of metal.

[0026] As a preferred embodiment of the utility model, a liquid outlet hole is formed in the groove bottom of the gear pump chassis 2.

[0027] As a preferred embodiment of the utility model, the gear pump chassis 2 column body periphery below is provided with sealing ring groove 6, sealing ring groove 6 is located above double electric heating pipe assembly 1.

[0028] As a preferred embodiment of the utility model, the gear pump chassis 2's column body inner wall is provided with connecting screw hole 10.

[0029] The utility model discloses a kind of working principles: by the inlay design of double electric heating pipe assembly 1, gear pump chassis 2 can quickly heat solid or high viscosity raw materials inside raw material barrel;Circular electric heating tube 4 and double-ring butterfly electric heating tube 5 work cooperatively, realize uniform heating effect;During the operation of gear pump, inlay electric heating tube is heated by the stable heat output of gear pump chassis 2, so that the bottom surface of chassis bottom that contacts colloid quickly melts raw material, improves fluidity;When vibration occurs, inlaid double electric heating pipe assembly 1 is fixed in gear pump chassis 2 interior, not easy to separate or deviate, to ensure the efficiency and stability of continuous heating.

[0030] The above, only for the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled in the art technical personnel in the utility model disclosed technical range, according to the technical scheme of the utility model and the utility model concept of the utility model are equivalent to replace or change, it should be covered in the protection scope of the utility model.

Claims

1. A gear pump base with an embedded heating tube, characterized in that, It includes gear pump chassis (2), outer cover (3) and ring type double electric heating pipe assembly (1), the double electric heating pipe assembly (1) is composed of circular electric heating pipe (4) and double ring butterfly electric heating pipe (5), the circular electric heating pipe (4) is arranged in the periphery of double ring butterfly electric heating pipe (5), and the power connector of circular electric heating pipe (4) extends inward to be arranged in line with the power connector of double ring butterfly electric heating pipe (5); The gear pump chassis (2) is cylindrical groove, the double electric heating pipe assembly (1) is pre-buried in the bottom of gear pump chassis (2), the upper of double electric heating pipe assembly (1) is provided with gear pump mounting table (7), a plurality of gear pump mounting holes (8) are formed in the gear pump mounting table (7), the one end of gear pump mounting table (7) is provided with connector groove (9), the power connector of circular electric heating pipe (4) and double ring butterfly electric heating pipe (5) is located in connector groove (9); The outer cover (3) is located above the gear pump chassis (2), the outer diameter of outer cover (3) and the top opening inner diameter of gear pump chassis (2) are matched, the middle position of outer cover (3) is provided with gear pump placing hole (11), the outer cover (3) is provided with electric heating pipe power connection hole (12), the opening position of electric heating pipe power connection hole (12) and the position of connector groove (9) correspond.

2. The inline heater tube gear pump base of claim 1, wherein, The opening position of gear pump placing hole (11) and the position of gear pump mounted on gear pump mounting table (7) correspond.

3. The inline heater tube gear pump base of claim 2, wherein, The gear pump chassis (2) is metal material.

4. The inline heater tube gear pump base of claim 3, wherein, The bottom of gear pump chassis (2) is provided with liquid outlet hole.

5. The inline heater tube gear pump base of claim 4, wherein, The lower of the periphery of gear pump chassis (2) column body is provided with sealing ring groove (6), the sealing ring groove (6) is located above double electric heating pipe assembly (1).

6. The inline heater tube gear pump base of claim 5, wherein, The inner wall of the column body of gear pump chassis (2) is provided with connecting screw hole (10).

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